1784920686575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{3617}}^1\times {\mathrm{6689}}^1$

素因数の和:10556

約数の個数: 48

約数和(自身を含む): 2395075767840

約数和(自身を除く): 610155081265

約数列:

[1, 5, 13, 25, 65, 227, 325, 1135, 2951, 3617, 5675, 6689, 14755, 18085, 33445, 47021, 73775, 86957, 90425, 167225, 235105, 434785, 821059, 1175525, 1518403, 2173925, 4105295, 7592015, 10673767, 19739239, 20526475, 24194113, 37960075, 53368835, 98696195, 120970565, 266844175, 314523469, 493480975, 604852825, 1572617345, 5492063651, 7863086725, 27460318255, 71396827463, 137301591275, 356984137315, 1784920686575]

約数ペア:

[(1, 1784920686575), (5, 356984137315), (13, 137301591275), (25, 71396827463), (65, 27460318255), (227, 7863086725), (325, 5492063651), (1135, 1572617345), (2951, 604852825), (3617, 493480975), (5675, 314523469), (6689, 266844175), (14755, 120970565), (18085, 98696195), (33445, 53368835), (47021, 37960075), (73775, 24194113), (86957, 20526475), (90425, 19739239), (167225, 10673767), (235105, 7592015), (434785, 4105295), (821059, 2173925), (1175525, 1518403)]